CVE-2013-3893
Microsoft Internet Explorer Resource Management Errors Vulnerability
- Published
- Sep 18, 2013
- Updated
- Oct 22, 2025
- Assigning CNA
- microsoft
- Evidence observed
- Oct 2, 2013
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.8%
- Model date
- Oct 13, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
Use-after-free vulnerability in the SetMouseCapture implementation in mshtml.dll in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript strings, as demonstrated by use of an ms-help: URL that triggers loading of hxds.dll.
Sources
modules/exploits/windows/browser/ie_setmousecapture_uaf.rb
Metasploit Framework modulesDeclared conditions
- platform: Windows($.exploit_windows/browser/ie_setmousecapture_uaf.platform)
- verification: check_not_declared($.exploit_windows/browser/ie_setmousecapture_uaf.check)
- cve_2013_3893_trigger.htmlExploit
Responsible use
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